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Finding the Fourth Proportional to 184.10, 276.15 and 170.60

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Solution

The fourth proportional to 184.10, 276.15 and 170.60 is: 255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.10 : 276.15 = 170.60 : x
  2. Step 2: Convert to fraction form
    184.10/276.15 = 170.60/x
  3. Step 3: Cross multiply
    184.10x = 276.15 × 170.60
  4. Step 4: Simplify right side
    184.10x = 47,111.19
  5. Step 5: Solve for x
    x = 47,111.19/184.10
  6. Step 6: Final answer
    x = 255.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.